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Ultrasonic sensor device and ultrasonic transducer
An ultrasonic sensor device includes an ultrasonic transducer and a hollow case. The ultrasonic transducer includes a tubular housing having a bottom, a...
Rotor for automotive alternator having improved magnet holder
According to the invention, there is provided a rotor for a rotating electrical machine which includes a rotary shaft, a pair of first and second pole cores...
Vehicle alternator with increased shock resistance
A vehicle alternator is disclosed as having a stator having a stator winding, a rotor carried on a rotary shaft and rotatably supported inside an inner periphery...
Torque-transmitting device for use in air control valve
A torque-transmitting device is advantageously applied to a secondary air control valve mounted on an automotive vehicle. The device includes a gear train for...
Portable terminal system including portable terminal mounting base
In a portable terminal system, a mounting base is equipped with a RFID section capable of performing RF communication with a RFID section of a portable terminal....
Reader/writer for contactless integrated circuit cards and management
system for vending machines
A handy reader/writer has a data transmitting and receiving units and a control unit. The transmitting and receiving units communicate with a contactless IC card...
Flexible wiring system for electronic apparatus
A flexible wiring system for an electronic system includes a basic control circuit for controlling specific control circuits to obtain data from a sensor, a...
Abnormality determination device of cylinder pressure sensor
An abnormality determination device of a cylinder pressure sensor calculates a gain (sensing sensitivity coefficient) and an offset (bias) indicating an output...
Map display device
A map display device having a corridor function includes a control unit and display unit. In the corridor function, the control unit clips a part of map data...
Control apparatus for automobile
In a control apparatus for an automobile with a microcomputer, the control software stores the type of the terminal pin allocated to each control function in the...
Sensor fusion system and vehicle control system therewith
Each of multiple probability distribution outputting units computes a probability distribution of a data value detected by the corresponding sensor or algorithm...
Road position detection
A dynamic contour extracting means detects, using a dynamic contour extraction method generally known as SNAKE, a contour of a recognition object included on an...
Input protection circuit
An input protection circuit comprises a reverse flow preventing diode, a series circuit of a diode and a Zener diode, and a current path forming resistor or...
Navigation system and landmark highlighting method
A control circuit memorizes identification information of a landmark and a visits count relative to a spot assigned the landmark, in a visits count storing unit....
Obstacle discrimination device and obstacle discrimination method
An obstacle discrimination device has a first detection unit, a second detection unit which is more resistant to damage than the first detection unit, and an...
Anti-theft system for vehicle
In an anti-theft system for a vehicle, a tilt signal generating device outputs a tilt signal based on a tilt of the vehicle. A characteristic sensing device...
Sintered plunger and production method therefor
A sintered plunger is used for electromagnetic actuators. The sintered member includes: an outer member composed of a soft magnetic material and having an inner...
Spark plug requiring low discharge voltage and having high self-cleaning
A spark plug according to the present invention includes a metal shell, an insulator retained in the metal shell, a center electrode secured in the insulator,...
The stator of the vehicle-mounted alternator includes a stator core formed with a plurality of slots located along a circumferential direction thereof, and first...
A sensor device includes a board, a sensor element and a resin member made of resin. The sensor element has a displace part to be displaced in a predetermined...
Silicon carbide semiconductor device and method for manufacturing the same
A silicon carbide semiconductor device includes: a semiconductor substrate having a silicon carbide substrate, a first semiconductor layer, a second ...
Semiconductor device having three-dimensional construction and method for
manufacturing the same
A semiconductor device includes: a silicon substrate; and a silicon oxide film disposed on the silicon substrate. The silicon oxide film includes a part, which...
Temperature detecting device
A temperature detecting device includes a heat receiving plate, a displacement transmitting part, a deforming part, a deformation generating part and a...
Steering control system
A steering control system includes a steering wheel and a steering shaft with upper and lower shaft portions. Steering shaft torque of the lower shaft portion...
Air conditioner for vehicle
An air conditioner for a vehicle includes a housing for defining an air passage, and the air passage has a main passage and first and second separate passages...
Fluid control valve
A fluid control valve includes a housing defining therein a fluid passage. The fluid control valve further includes a valve member for controlling a fluid flow...
Physical quantity sensor
A physical quantity sensor for detecting a physical quantity includes: a first substrate having a first physical quantity detection element; a second substrate...
Ultrasonic sensor having transmission device and reception device of
An ultrasonic sensor for detecting an object includes: a substrate; a transmission device for transmitting an ultrasonic wave; a plurality of reception devices...
Physical quantity sensor having optical part and method for manufacturing
A method for manufacturing a physical quantity sensor having a movable portion, a support portion and an optical part is provided. The method includes steps of:...
An airbag ECU includes a communication bus connection circuit for connecting communication buses to communication circuits. A central control circuit connects...
System for operating device using animated character display and such
A system for operating an electronic device enabling the same agent software to be used in common among a plurality of devices, where a car navigation system or...
Vehicular navigation system
With respect to a connection road linked with a rotary included in a guidance route, a vehicular navigation system acquires a dummy link that is defined to...
Smart unlock control by vehicle location
A remote vehicle access system for a vehicle comprises a navigation module that determines a location of the vehicle. A vehicle control module receives an unlock...
System for measuring physical relationship between vehicle and object
In a radar system installed in a vehicle, a first measuring unit measures a first physical relationship between the vehicle and a first object based on a...
A motor controller includes an inverter circuit, a speed detector, an amplifier, a voltage detector, and an offset voltage addition circuit. The inverter circuit...
Insert molding dial structure
A vehicle instrument cluster gauge may have a dial plate with an inner dial, an outer dial, indicia and graduations. The graduations may originate on a dial...
Three dimensional image illumination for instrument gauge
In one configuration, a gauge of an instrument cluster may have a base structure with an integrally molded dial structure and a separate, attached dial...
Fuel injection controller and fuel injection control system
A fuel injection controller (engine control ECU) controls a fuel injection mode of an engine having cylinder pressure sensors in all of four cylinders for...
A pressure sensor comprises: a case body including a pressure introduction port; a sensor chip including a top surface, a bottom surface, a sensing member...
The pressure sensor of the type having a pressure transmitting member transmitting a pressure received by a pressure-receiving diaphragm to a sensor chip is...
High pressure control valve
A high pressure control valve is arranged in a refrigerant passage formed from an internal heat exchanger to an evaporator 4 in a refrigerating cycle of CO.sub.2...
Vapor compression refrigerating apparatus
A vapor compression refrigerating apparatus comprises a refrigerating cycle for performing a cooling operation of an automotive air conditioning system, a...
Activation signal output circuit having multiple amplifier circuits
With a capacitor C inserted in an interstage portion of multiple stages of amplifier circuits, a high pass filter is generated by the capacitor C and an input...
A semiconductor switch interrupts output when a microcomputer or an external IC operates abnormally is connected to a control device such, and is turned on or...
Method of controlling DC-to-DC converter whereby switching control
sequence applied to switching elements...
In a DC-to-DC converter which can convert DC power supplied to a first voltage system circuit, having first and second switching elements, to DC power at a...
Radio communication module to be installed on vehicular license plate
A radio communication module to be installed on a license plate of a vehicle has a module body and a removal protector. The module body is provided with a memory...
In an electromagnet switch, a stationary iron core is composed mainly of a base part and a disk part. The base part is faced to a plunger and the disk part is...
Output circuit and operational amplifier
An output circuit comprises first and second transistors, a driving circuit and a current mirror circuit. The driving circuit supplies a relatively small...
An alternator comprises: an output rectifier converting AC voltage produced in an output armature winding into DC and supplying the DC electric power to a...
On-vehicle belt-driven alternator
An on-vehicle alternator is disclosed having a rotor driven by an engine via a belt, a stator having armature windings to generate electromotive forces in...